Home / 35,895.60-49,531.44-20,788.02

Finding the Fourth Proportional to 35,895.60, 49,531.44 and 20,788.02

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Solution

The fourth proportional to 35,895.60, 49,531.44 and 20,788.02 is: 28,684.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,895.60 : 49,531.44 = 20,788.02 : x
  2. Step 2: Convert to fraction form
    35,895.60/49,531.44 = 20,788.02/x
  3. Step 3: Cross multiply
    35,895.60x = 49,531.44 × 20,788.02
  4. Step 4: Simplify right side
    35,895.60x = 1,029,660,565.35
  5. Step 5: Solve for x
    x = 1,029,660,565.35/35,895.60
  6. Step 6: Final answer
    x = 28,684.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.